This project aims the evaluation of some amines as corrosion inhibitors in carbon steel alloys amid hydrochloric acid (pickling bath). For that, analytical aspects of corrosion process has been considered and the results ...

The growing consumerism of food by the population, both in Brazil and worldwide, leads to the intensified use of agrochemicals in large and small farms. In Brazil, according to Law 7802/1989, agrochemicals are materials ...

Brewer's yeast, widely used in the fermentation industry, is an excellent source of protein, thus used by human and animal nutrition industries. Biomin Animal Nutrition of Brazil is an Austrian company that is renamed in ...

This work proposes to educators (specific or related areas) explanatory scripts, how to make and use the experiments in an educational way, about the topics: Photoelectric Effect and Atomic Spectrum, to serve as support ...

This professional master's work is focused on the following research question: "How and to what extent does the effect of concept maps on the solving of experimental problems related the separation of mixtures in junior ...

The development of a pharmaceutical product comprises multidisciplinary steps, coming from compatibility studies between the active pharmaceutical ingredient (API) and the other raw material (excipients) to studies of ...

The medicine manufacture process may cause the final product contamination with
metallic residues to the detriment of human healthy. Aiming to regulate the
pharmaceutical production and establish standards of final ...

In the production of printed circuit boards large amounts of base and precious metals with high purity are used in their composition. The growing generation of electronic waste together with the scarcity of mineral resources ...

Among the sciences, chemistry stands out due to the various possibilities of addressing each topic, starting from a simple observation of an experiment or from the reading of nature itself, emerging the questions and the ...

The present work was devoted to the study of the images contained in chemical textbooks approved in PNLD-2015. It aimed to classify the nature of the images contained in the themes Solutions and Colligative Properties ...